26 lines
885 B
JavaScript
26 lines
885 B
JavaScript
export function getNextPageIndexLimited(currentPageIndex, pagesCount) {
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return Math.min(currentPageIndex + 1, pagesCount - 1)
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}
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export function getNextPageIndexInfinte(currentPageIndex, pagesCount) {
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const newCurrentPageIndex = currentPageIndex + 1
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return newCurrentPageIndex > pagesCount - 1 ? 0 : newCurrentPageIndex
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}
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export function getNextPageIndexFn(infinite) {
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return infinite ? getNextPageIndexInfinte : getNextPageIndexLimited
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}
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export function getPrevPageIndexLimited(currentPageIndex, pagesCount) {
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return Math.max(currentPageIndex - 1, 0)
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}
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export function getPrevPageIndexInfinte(currentPageIndex, pagesCount) {
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const newCurrentPageIndex = currentPageIndex - 1
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return newCurrentPageIndex >= 0 ? newCurrentPageIndex : pagesCount - 1
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}
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export function getPrevPageIndexFn(infinite) {
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return infinite ? getPrevPageIndexInfinte : getPrevPageIndexLimited
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}
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